TY  - BOOK
AU  - Berck, Peter
AU  - Helfand, Gloria
TI  - The Economics of the environment
SN  - 9788120343689
U1  - 333.7 
PY  - 2011///
CY  - New Delhi
PB  - PHILearning
KW  - Environment Economics
N1  - Includes index
ER  -